LiBeN — Properties & Data | MatWorld

LiBeN

ceramic

· LiBeN

LiBeN is a ternary ceramic compound combining lithium, beryllium, and nitrogen, belonging to the nitride ceramic family. This material is primarily of research and developmental interest rather than established in high-volume industrial production, with potential applications in extreme environments where lightweight, high-stiffness ceramics are valuable. Its notable characteristics position it as a candidate for advanced aerospace and defense applications where the combination of low density with high elastic properties could offer performance advantages over conventional ceramic alternatives.

Lightweight structural ceramicsAerospace componentsResearch and development materialsHigh-temperature applicationsDefense systemsThermal protection systems

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	105.9	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2200	-	DFT · OptB88vdW
Shear Modulus(G)	77.36	GPa	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Density(ρ)	1.960	kg/m³	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	2.828	eV	DFT · OptB88vdW
↳	3.912	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	6.988 range 4.511–9.465median of 2 measurements	-	DFT · PBEsol
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	4.510	-	DFT · OptB88vdW
↳	3.731	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.6933	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.987	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000974	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00124	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-145.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	340.3	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.08000	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.058	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

LiBeN

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental